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Author Question: What is the proper abbreviation for seconds?' a. sec b. There is none. It should always be spelled ... (Read 75 times)

rmenurse

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What is the proper abbreviation for seconds?'
 a. sec
  b. There is none. It should always be spelled out.
  c. secs
  d. s
  e. none of the above

Question 2

What causes a mirage?
 a. A layer of cold air close to the ground.
  b. The physiological effects of water deprivation.
  c. A layer of warm air close to the ground.
  d. A sandwich of layers of warm, cold, and warm air.
  e. Extremely hot air all the way from the ground to the top of the atmosphere.



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Dunkey

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Answer to Question 1

D

Answer to Question 2

c




Dunkey

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